🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.61 AU - 0.89 AU

Year: 247 Days

Day: 28.2 Hours

Environment

Temp: 90 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.91 AU - 3.47 AU

Year: 2170 Days

Day: 22.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.75 AU - 3.81 AU

Year: 2262 Days

Day: 35.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.1

Radius: 11

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.48 AU - 5.26 AU

Year: 4093 Days

Day: 6.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 96.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 100,911,998 km

• M1: 138,677 km (0.108 R)
• M2: 482,453 km (0.094 R)
• M3: 1,795,324 km (0.112 R)
• M4: 2,720,886 km (0.091 R)
• M5: 3,410,682 km (0.106 R)
• M6: 3,939,062 km (0.073 R)
• M7: 4,627,661 km (0.108 R)
• M8: 5,137,640 km (0.063 R)
• M9: 6,270,694 km (0.12 R)
• M10: 7,297,235 km (0.101 R)
• M11: 8,272,463 km (0.079 R)
• M12: 12,004,332 km (0.096 R)
• M13: 13,805,340 km (0.093 R)
• M14: 16,126,202 km (0.115 R)
• M15: 17,458,072 km (0.076 R)
• M16: 17,828,775 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.6

Radius: 13.6

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.9 AU - 7 AU

Year: 6238 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 117 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,911,998 km

• M1: 173,384 km (0.094 R)
• M2: 647,011 km (0.061 R)
• M3: 1,301,801 km (0.086 R)
• M4: 1,831,228 km (0.114 R)
• M5: 2,744,523 km (0.106 R)
• M6: 4,271,618 km (0.076 R)
• M7: 4,986,097 km (0.11 R)
• M8: 5,651,658 km (0.083 R)
• M9: 8,626,860 km (0.109 R)
• M10: 10,284,255 km (0.107 R)
• M11: 11,213,557 km (0.091 R)
• M12: 13,015,613 km (0.078 R)
• M13: 14,399,094 km (0.12 R)
• M14: 14,942,583 km (0.111 R)
• M15: 15,688,329 km (0.07 R)
• M16: 16,263,832 km (0.072 R)
• M17: 18,566,293 km (0.11 R)
• M18: 18,994,142 km (0.094 R)
• M19: 23,725,923 km (0.079 R)
• M20: 27,132,117 km (0.091 R)
• M21: 30,160,277 km (0.067 R)
• M22: 30,851,718 km (0.111 R)
• M23: 31,452,653 km (0.085 R)
• M24: 36,545,114 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848

Radius: 13.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.88 AU - 7.26 AU

Year: 6413 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 100,911,998 km

• M1: 268,977 km (0.113 R)
• M2: 791,074 km (0.079 R)
• M3: 1,369,120 km (0.098 R)
• M4: 2,096,913 km (0.11 R)
• M5: 2,515,189 km (0.096 R)
• M6: 3,685,643 km (0.12 R)
• M7: 4,148,349 km (0.084 R)
• M8: 5,807,838 km (0.096 R)
• M9: 6,894,667 km (0.089 R)
• M10: 7,795,695 km (0.113 R)
• M11: 8,689,243 km (0.074 R)
• M12: 9,649,811 km (0.107 R)
• M13: 10,973,453 km (0.11 R)
• M14: 11,886,299 km (0.114 R)
• M15: 12,849,111 km (0.111 R)
• M16: 13,519,459 km (0.072 R)
• M17: 14,688,267 km (0.083 R)
• M18: 17,293,963 km (0.11 R)
• M19: 17,973,586 km (0.109 R)
• M20: 18,812,531 km (0.084 R)
• M21: 21,024,186 km (0.117 R)
• M22: 26,135,346 km (0.057 R)
• M23: 26,760,067 km (0.091 R)
• M24: 27,303,407 km (0.095 R)
• M25: 27,854,076 km (0.104 R)
• M26: 29,072,551 km (0.107 R)
• M27: 33,252,914 km (0.119 R)
• M28: 37,931,587 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.1

Radius: 4.2

Gravity: 37.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 18.59 AU - 19.11 AU

Year: 31165 Days

Day: 19.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 54.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,911,998 km

• M1: 55,501 km (0.097 R)
• M2: 254,017 km (0.089 R)
• M3: 392,694 km (0.114 R)
• M4: 835,205 km (0.113 R)
• M5: 2,195,947 km (0.075 R)
• M6: 4,376,635 km (0.049 R)
• M7: 12,211,225 km (0.056 R)
• M8: 15,670,826 km (0.11 R)
• M9: 16,200,253 km (0.082 R)
• M10: 22,609,325 km (0.056 R)
• M11: 23,058,268 km (0.106 R)
• M12: 36,457,001 km (0.112 R)
• M13: 37,385,106 km (0.112 R)
• M14: 39,611,721 km (0.111 R)
• M15: 59,618,940 km (0.112 R)
• M16: 62,650,840 km (0.092 R)
• M17: 78,590,493 km (0.103 R)
• M18: 80,396,888 km (0.07 R)
• M19: 80,918,087 km (0.029 R)
• M20: 91,535,945 km (0.07 R)
• M21: 99,706,532 km (0.072 R)
• M22: 100,609,654 km (0.057 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,158 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit